//===----------------------------------------------------------------------===//
#include "llvm-readobj.h"
+#include "ARMAttributeParser.h"
+#include "ARMEHABIPrinter.h"
#include "Error.h"
#include "ObjDumper.h"
#include "StreamWriter.h"
-
#include "llvm/ADT/SmallString.h"
-#include "llvm/Object/ELF.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/Object/ELFObjectFile.h"
+#include "llvm/Support/ARMBuildAttributes.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/MathExtras.h"
using namespace llvm::object;
using namespace ELF;
-
#define LLVM_READOBJ_ENUM_CASE(ns, enum) \
case ns::enum: return #enum;
template<typename ELFT>
class ELFDumper : public ObjDumper {
public:
- ELFDumper(const ELFObjectFile<ELFT> *Obj, StreamWriter& Writer)
- : ObjDumper(Writer)
- , Obj(Obj) { }
-
- virtual void printFileHeaders() LLVM_OVERRIDE;
- virtual void printSections() LLVM_OVERRIDE;
- virtual void printRelocations() LLVM_OVERRIDE;
- virtual void printSymbols() LLVM_OVERRIDE;
- virtual void printDynamicSymbols() LLVM_OVERRIDE;
- virtual void printUnwindInfo() LLVM_OVERRIDE;
-
- virtual void printDynamicTable() LLVM_OVERRIDE;
- virtual void printNeededLibraries() LLVM_OVERRIDE;
- virtual void printProgramHeaders() LLVM_OVERRIDE;
- virtual void printARMBuildAttributes() LLVM_OVERRIDE;
+ ELFDumper(const ELFFile<ELFT> *Obj, StreamWriter &Writer)
+ : ObjDumper(Writer), Obj(Obj) {}
+
+ void printFileHeaders() override;
+ void printSections() override;
+ void printRelocations() override;
+ void printSymbols() override;
+ void printDynamicSymbols() override;
+ void printUnwindInfo() override;
+
+ void printDynamicTable() override;
+ void printNeededLibraries() override;
+ void printProgramHeaders() override;
+
+ void printAttributes() override;
private:
- typedef ELFObjectFile<ELFT> ELFO;
+ typedef ELFFile<ELFT> ELFO;
typedef typename ELFO::Elf_Shdr Elf_Shdr;
typedef typename ELFO::Elf_Sym Elf_Sym;
- void printSymbol(symbol_iterator SymI, bool IsDynamic = false);
+ void printSymbol(typename ELFO::Elf_Sym_Iter Symbol);
- void printRelocation(section_iterator SecI, relocation_iterator RelI);
+ void printRelocations(const Elf_Shdr *Sec);
+ void printRelocation(const Elf_Shdr *Sec, typename ELFO::Elf_Rela Rel);
const ELFO *Obj;
};
-} // namespace
+template <class T> T errorOrDefault(ErrorOr<T> Val, T Default = T()) {
+ if (!Val) {
+ error(Val.getError());
+ return Default;
+ }
+ return *Val;
+}
+} // namespace
namespace llvm {
-error_code createELFDumper(const object::ObjectFile *Obj,
- StreamWriter& Writer,
- OwningPtr<ObjDumper> &Result) {
- typedef ELFType<support::little, 4, false> Little32ELF;
- typedef ELFType<support::big, 4, false> Big32ELF;
- typedef ELFType<support::little, 4, true > Little64ELF;
- typedef ELFType<support::big, 8, true > Big64ELF;
-
- typedef ELFObjectFile<Little32ELF> LittleELF32Obj;
- typedef ELFObjectFile<Big32ELF > BigELF32Obj;
- typedef ELFObjectFile<Little64ELF> LittleELF64Obj;
- typedef ELFObjectFile<Big64ELF > BigELF64Obj;
+template <class ELFT>
+static error_code createELFDumper(const ELFFile<ELFT> *Obj,
+ StreamWriter &Writer,
+ std::unique_ptr<ObjDumper> &Result) {
+ Result.reset(new ELFDumper<ELFT>(Obj, Writer));
+ return readobj_error::success;
+}
+error_code createELFDumper(const object::ObjectFile *Obj, StreamWriter &Writer,
+ std::unique_ptr<ObjDumper> &Result) {
// Little-endian 32-bit
- if (const LittleELF32Obj *ELFObj = dyn_cast<LittleELF32Obj>(Obj)) {
- Result.reset(new ELFDumper<Little32ELF>(ELFObj, Writer));
- return readobj_error::success;
- }
+ if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
+ return createELFDumper(ELFObj->getELFFile(), Writer, Result);
// Big-endian 32-bit
- if (const BigELF32Obj *ELFObj = dyn_cast<BigELF32Obj>(Obj)) {
- Result.reset(new ELFDumper<Big32ELF>(ELFObj, Writer));
- return readobj_error::success;
- }
+ if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
+ return createELFDumper(ELFObj->getELFFile(), Writer, Result);
// Little-endian 64-bit
- if (const LittleELF64Obj *ELFObj = dyn_cast<LittleELF64Obj>(Obj)) {
- Result.reset(new ELFDumper<Little64ELF>(ELFObj, Writer));
- return readobj_error::success;
- }
+ if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
+ return createELFDumper(ELFObj->getELFFile(), Writer, Result);
// Big-endian 64-bit
- if (const BigELF64Obj *ELFObj = dyn_cast<BigELF64Obj>(Obj)) {
- Result.reset(new ELFDumper<Big64ELF>(ELFObj, Writer));
- return readobj_error::success;
- }
+ if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
+ return createELFDumper(ELFObj->getELFFile(), Writer, Result);
return readobj_error::unsupported_obj_file_format;
}
} // namespace llvm
-
static const EnumEntry<unsigned> ElfClass[] = {
{ "None", ELF::ELFCLASSNONE },
{ "32-bit", ELF::ELFCLASS32 },
LLVM_READOBJ_ENUM_ENT(ELF, EM_STM8 ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_TILE64 ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEPRO ),
- LLVM_READOBJ_ENUM_ENT(ELF, EM_MICROBLAZE ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_CUDA ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEGX ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_CLOUDSHIELD ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_RL78 ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE5 ),
LLVM_READOBJ_ENUM_ENT(ELF, EM_78KOR ),
- LLVM_READOBJ_ENUM_ENT(ELF, EM_56800EX ),
- LLVM_READOBJ_ENUM_ENT(ELF, EM_MBLAZE )
+ LLVM_READOBJ_ENUM_ENT(ELF, EM_56800EX )
};
static const EnumEntry<unsigned> ElfSymbolBindings[] = {
static const char *getElfSectionType(unsigned Arch, unsigned Type) {
switch (Arch) {
- case Triple::arm:
+ case ELF::EM_ARM:
switch (Type) {
LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_EXIDX);
LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_PREEMPTMAP);
LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_DEBUGOVERLAY);
LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_OVERLAYSECTION);
}
- case Triple::hexagon:
- switch (Type) {
- LLVM_READOBJ_ENUM_CASE(ELF, SHT_HEX_ORDERED);
- }
- case Triple::x86_64:
- switch (Type) {
- LLVM_READOBJ_ENUM_CASE(ELF, SHT_X86_64_UNWIND);
- }
- case Triple::mips:
- case Triple::mipsel:
+ case ELF::EM_HEXAGON:
+ switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_HEX_ORDERED); }
+ case ELF::EM_X86_64:
+ switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_X86_64_UNWIND); }
+ case ELF::EM_MIPS:
+ case ELF::EM_MIPS_RS3_LE:
switch (Type) {
LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_REGINFO);
LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_OPTIONS);
static const EnumEntry<unsigned> ElfSectionFlags[] = {
LLVM_READOBJ_ENUM_ENT(ELF, SHF_WRITE ),
LLVM_READOBJ_ENUM_ENT(ELF, SHF_ALLOC ),
+ LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXCLUDE ),
LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXECINSTR ),
LLVM_READOBJ_ENUM_ENT(ELF, SHF_MERGE ),
LLVM_READOBJ_ENUM_ENT(ELF, SHF_STRINGS ),
LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP )
};
-static const EnumEntry<unsigned> ElfSegmentTypes[] = {
- LLVM_READOBJ_ENUM_ENT(ELF, PT_NULL ),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_LOAD ),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_DYNAMIC),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_INTERP ),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_NOTE ),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_SHLIB ),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_PHDR ),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_TLS ),
-
- LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_EH_FRAME),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_SUNW_EH_FRAME),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_SUNW_UNWIND),
-
- LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_STACK),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_RELRO),
-
- LLVM_READOBJ_ENUM_ENT(ELF, PT_ARM_EXIDX),
- LLVM_READOBJ_ENUM_ENT(ELF, PT_ARM_UNWIND)
-};
+static const char *getElfSegmentType(unsigned Arch, unsigned Type) {
+ // Check potentially overlapped processor-specific
+ // program header type.
+ switch (Arch) {
+ case ELF::EM_ARM:
+ switch (Type) {
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_ARM_EXIDX);
+ }
+ case ELF::EM_MIPS:
+ case ELF::EM_MIPS_RS3_LE:
+ switch (Type) {
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_REGINFO);
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_RTPROC);
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_OPTIONS);
+ }
+ }
+
+ switch (Type) {
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_NULL );
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_LOAD );
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_DYNAMIC);
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_INTERP );
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_NOTE );
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_SHLIB );
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_PHDR );
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_TLS );
+
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_EH_FRAME);
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_SUNW_UNWIND);
+
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_STACK);
+ LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_RELRO);
+ default: return "";
+ }
+}
static const EnumEntry<unsigned> ElfSegmentFlags[] = {
LLVM_READOBJ_ENUM_ENT(ELF, PF_X),
LLVM_READOBJ_ENUM_ENT(ELF, PF_R)
};
+static const EnumEntry<unsigned> ElfHeaderMipsFlags[] = {
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NOREORDER),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_PIC),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_CPIC),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI2),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_32BITMODE),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NAN2008),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O32),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MICROMIPS),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_M16),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_1),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_2),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_3),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_4),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_5),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R2),
+ LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R2)
+};
template<class ELFT>
void ELFDumper<ELFT>::printFileHeaders() {
- error_code EC;
-
- const typename ELFO::Elf_Ehdr *Header = Obj->getElfHeader();
+ const typename ELFO::Elf_Ehdr *Header = Obj->getHeader();
{
DictScope D(W, "ElfHeader");
W.printHex ("Entry", Header->e_entry);
W.printHex ("ProgramHeaderOffset", Header->e_phoff);
W.printHex ("SectionHeaderOffset", Header->e_shoff);
- W.printFlags ("Flags", Header->e_flags);
+ if (Header->e_machine == EM_MIPS)
+ W.printFlags("Flags", Header->e_flags, makeArrayRef(ElfHeaderMipsFlags),
+ unsigned(ELF::EF_MIPS_ARCH));
+ else
+ W.printFlags("Flags", Header->e_flags);
W.printNumber("HeaderSize", Header->e_ehsize);
W.printNumber("ProgramHeaderEntrySize", Header->e_phentsize);
W.printNumber("ProgramHeaderCount", Header->e_phnum);
ListScope SectionsD(W, "Sections");
int SectionIndex = -1;
- error_code EC;
- for (section_iterator SecI = Obj->begin_sections(),
- SecE = Obj->end_sections();
- SecI != SecE; SecI.increment(EC)) {
- if (error(EC)) break;
-
+ for (typename ELFO::Elf_Shdr_Iter SecI = Obj->begin_sections(),
+ SecE = Obj->end_sections();
+ SecI != SecE; ++SecI) {
++SectionIndex;
- const Elf_Shdr *Section = Obj->getElfSection(SecI);
- StringRef Name;
- if (error(SecI->getName(Name)))
- Name = "";
+ const Elf_Shdr *Section = &*SecI;
+ StringRef Name = errorOrDefault(Obj->getSectionName(Section));
DictScope SectionD(W, "Section");
W.printNumber("Index", SectionIndex);
W.printNumber("Name", Name, Section->sh_name);
- W.printHex ("Type", getElfSectionType(Obj->getArch(), Section->sh_type),
- Section->sh_type);
+ W.printHex("Type",
+ getElfSectionType(Obj->getHeader()->e_machine, Section->sh_type),
+ Section->sh_type);
W.printFlags ("Flags", Section->sh_flags, makeArrayRef(ElfSectionFlags));
W.printHex ("Address", Section->sh_addr);
W.printHex ("Offset", Section->sh_offset);
if (opts::SectionRelocations) {
ListScope D(W, "Relocations");
- for (relocation_iterator RelI = SecI->begin_relocations(),
- RelE = SecI->end_relocations();
- RelI != RelE; RelI.increment(EC)) {
- if (error(EC)) break;
-
- printRelocation(SecI, RelI);
- }
+ printRelocations(Section);
}
if (opts::SectionSymbols) {
ListScope D(W, "Symbols");
- for (symbol_iterator SymI = Obj->begin_symbols(),
- SymE = Obj->end_symbols();
- SymI != SymE; SymI.increment(EC)) {
- if (error(EC)) break;
-
- bool Contained = false;
- if (SecI->containsSymbol(*SymI, Contained) || !Contained)
- continue;
-
- printSymbol(SymI);
+ for (typename ELFO::Elf_Sym_Iter SymI = Obj->begin_symbols(),
+ SymE = Obj->end_symbols();
+ SymI != SymE; ++SymI) {
+ if (Obj->getSection(&*SymI) == Section)
+ printSymbol(SymI);
}
}
if (opts::SectionData) {
- StringRef Data;
- if (error(SecI->getContents(Data))) break;
-
- W.printBinaryBlock("SectionData", Data);
+ ArrayRef<uint8_t> Data = errorOrDefault(Obj->getSectionContents(Section));
+ W.printBinaryBlock("SectionData",
+ StringRef((const char *)Data.data(), Data.size()));
}
}
}
void ELFDumper<ELFT>::printRelocations() {
ListScope D(W, "Relocations");
- error_code EC;
int SectionNumber = -1;
- for (section_iterator SecI = Obj->begin_sections(),
- SecE = Obj->end_sections();
- SecI != SecE; SecI.increment(EC)) {
- if (error(EC)) break;
-
+ for (typename ELFO::Elf_Shdr_Iter SecI = Obj->begin_sections(),
+ SecE = Obj->end_sections();
+ SecI != SecE; ++SecI) {
++SectionNumber;
- StringRef Name;
- if (error(SecI->getName(Name)))
+
+ if (SecI->sh_type != ELF::SHT_REL && SecI->sh_type != ELF::SHT_RELA)
continue;
- bool PrintedGroup = false;
- for (relocation_iterator RelI = SecI->begin_relocations(),
- RelE = SecI->end_relocations();
- RelI != RelE; RelI.increment(EC)) {
- if (error(EC)) break;
+ StringRef Name = errorOrDefault(Obj->getSectionName(&*SecI));
- if (!PrintedGroup) {
- W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
- W.indent();
- PrintedGroup = true;
- }
+ W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
+ W.indent();
- printRelocation(SecI, RelI);
- }
+ printRelocations(&*SecI);
+
+ W.unindent();
+ W.startLine() << "}\n";
+ }
+}
- if (PrintedGroup) {
- W.unindent();
- W.startLine() << "}\n";
+template <class ELFT>
+void ELFDumper<ELFT>::printRelocations(const Elf_Shdr *Sec) {
+ switch (Sec->sh_type) {
+ case ELF::SHT_REL:
+ for (typename ELFO::Elf_Rel_Iter RI = Obj->begin_rel(Sec),
+ RE = Obj->end_rel(Sec);
+ RI != RE; ++RI) {
+ typename ELFO::Elf_Rela Rela;
+ Rela.r_offset = RI->r_offset;
+ Rela.r_info = RI->r_info;
+ Rela.r_addend = 0;
+ printRelocation(Sec, Rela);
+ }
+ break;
+ case ELF::SHT_RELA:
+ for (typename ELFO::Elf_Rela_Iter RI = Obj->begin_rela(Sec),
+ RE = Obj->end_rela(Sec);
+ RI != RE; ++RI) {
+ printRelocation(Sec, *RI);
}
+ break;
}
}
-template<class ELFT>
-void ELFDumper<ELFT>::printRelocation(section_iterator Sec,
- relocation_iterator RelI) {
- uint64_t Offset;
- uint64_t RelocType;
+template <class ELFT>
+void ELFDumper<ELFT>::printRelocation(const Elf_Shdr *Sec,
+ typename ELFO::Elf_Rela Rel) {
SmallString<32> RelocName;
- int64_t Info;
+ Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
StringRef SymbolName;
- SymbolRef Symbol;
- if (Obj->getElfHeader()->e_type == ELF::ET_REL){
- if (error(RelI->getOffset(Offset))) return;
- } else {
- if (error(RelI->getAddress(Offset))) return;
- }
- if (error(RelI->getType(RelocType))) return;
- if (error(RelI->getTypeName(RelocName))) return;
- if (error(RelI->getAdditionalInfo(Info))) return;
- if (error(RelI->getSymbol(Symbol))) return;
- if (error(Symbol.getName(SymbolName))) return;
+ std::pair<const Elf_Shdr *, const Elf_Sym *> Sym =
+ Obj->getRelocationSymbol(Sec, &Rel);
+ if (Sym.first)
+ SymbolName = errorOrDefault(Obj->getSymbolName(Sym.first, Sym.second));
if (opts::ExpandRelocs) {
DictScope Group(W, "Relocation");
- W.printHex("Offset", Offset);
- W.printNumber("Type", RelocName, RelocType);
+ W.printHex("Offset", Rel.r_offset);
+ W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
W.printString("Symbol", SymbolName.size() > 0 ? SymbolName : "-");
- W.printHex("Info", Info);
+ W.printHex("Addend", Rel.r_addend);
} else {
raw_ostream& OS = W.startLine();
- OS << W.hex(Offset)
+ OS << W.hex(Rel.r_offset)
<< " " << RelocName
<< " " << (SymbolName.size() > 0 ? SymbolName : "-")
- << " " << W.hex(Info)
+ << " " << W.hex(Rel.r_addend)
<< "\n";
}
}
template<class ELFT>
void ELFDumper<ELFT>::printSymbols() {
ListScope Group(W, "Symbols");
-
- error_code EC;
- for (symbol_iterator SymI = Obj->begin_symbols(), SymE = Obj->end_symbols();
- SymI != SymE; SymI.increment(EC)) {
- if (error(EC)) break;
-
+ for (typename ELFO::Elf_Sym_Iter SymI = Obj->begin_symbols(),
+ SymE = Obj->end_symbols();
+ SymI != SymE; ++SymI) {
printSymbol(SymI);
}
}
void ELFDumper<ELFT>::printDynamicSymbols() {
ListScope Group(W, "DynamicSymbols");
- error_code EC;
- for (symbol_iterator SymI = Obj->begin_dynamic_symbols(),
- SymE = Obj->end_dynamic_symbols();
- SymI != SymE; SymI.increment(EC)) {
- if (error(EC)) break;
-
- printSymbol(SymI, true);
+ for (typename ELFO::Elf_Sym_Iter SymI = Obj->begin_dynamic_symbols(),
+ SymE = Obj->end_dynamic_symbols();
+ SymI != SymE; ++SymI) {
+ printSymbol(SymI);
}
}
-template<class ELFT>
-void ELFDumper<ELFT>::printSymbol(symbol_iterator SymI, bool IsDynamic) {
- error_code EC;
-
- const Elf_Sym *Symbol = Obj->getElfSymbol(SymI);
- const Elf_Shdr *Section = Obj->getSection(Symbol);
-
- StringRef SymbolName;
- if (SymI->getName(SymbolName))
- SymbolName = "";
-
- StringRef SectionName = "";
- if (Section)
- Obj->getSectionName(Section, SectionName);
+template <class ELFT>
+void ELFDumper<ELFT>::printSymbol(typename ELFO::Elf_Sym_Iter Symbol) {
+ StringRef SymbolName = errorOrDefault(Obj->getSymbolName(Symbol));
+
+ unsigned SectionIndex = Symbol->st_shndx;
+ StringRef SectionName;
+ if (SectionIndex == SHN_UNDEF) {
+ SectionName = "Undefined";
+ } else if (SectionIndex >= SHN_LOPROC && SectionIndex <= SHN_HIPROC) {
+ SectionName = "Processor Specific";
+ } else if (SectionIndex >= SHN_LOOS && SectionIndex <= SHN_HIOS) {
+ SectionName = "Operating System Specific";
+ } else if (SectionIndex > SHN_HIOS && SectionIndex < SHN_ABS) {
+ SectionName = "Reserved";
+ } else if (SectionIndex == SHN_ABS) {
+ SectionName = "Absolute";
+ } else if (SectionIndex == SHN_COMMON) {
+ SectionName = "Common";
+ } else {
+ if (SectionIndex == SHN_XINDEX)
+ SectionIndex = Obj->getSymbolTableIndex(&*Symbol);
+ assert(SectionIndex != SHN_XINDEX &&
+ "getSymbolTableIndex should handle this");
+ const Elf_Shdr *Sec = Obj->getSection(SectionIndex);
+ SectionName = errorOrDefault(Obj->getSectionName(Sec));
+ }
std::string FullSymbolName(SymbolName);
- if (IsDynamic) {
- StringRef Version;
+ if (Symbol.isDynamic()) {
bool IsDefault;
- if (error(Obj->getSymbolVersion(*SymI, Version, IsDefault)))
- return;
- if (!Version.empty()) {
+ ErrorOr<StringRef> Version = Obj->getSymbolVersion(nullptr, &*Symbol,
+ IsDefault);
+ if (Version) {
FullSymbolName += (IsDefault ? "@@" : "@");
- FullSymbolName += Version;
- }
+ FullSymbolName += *Version;
+ } else
+ error(Version.getError());
}
DictScope D(W, "Symbol");
makeArrayRef(ElfSymbolBindings));
W.printEnum ("Type", Symbol->getType(), makeArrayRef(ElfSymbolTypes));
W.printNumber("Other", Symbol->st_other);
- W.printHex ("Section", SectionName, Symbol->st_shndx);
+ W.printHex("Section", SectionName, SectionIndex);
}
#define LLVM_READOBJ_TYPE_CASE(name) \
LLVM_READOBJ_TYPE_CASE(SYMENT);
LLVM_READOBJ_TYPE_CASE(SYMTAB);
LLVM_READOBJ_TYPE_CASE(TEXTREL);
+ LLVM_READOBJ_TYPE_CASE(VERNEED);
+ LLVM_READOBJ_TYPE_CASE(VERNEEDNUM);
+ LLVM_READOBJ_TYPE_CASE(VERSYM);
+ LLVM_READOBJ_TYPE_CASE(MIPS_RLD_VERSION);
+ LLVM_READOBJ_TYPE_CASE(MIPS_FLAGS);
+ LLVM_READOBJ_TYPE_CASE(MIPS_BASE_ADDRESS);
+ LLVM_READOBJ_TYPE_CASE(MIPS_LOCAL_GOTNO);
+ LLVM_READOBJ_TYPE_CASE(MIPS_SYMTABNO);
+ LLVM_READOBJ_TYPE_CASE(MIPS_UNREFEXTNO);
+ LLVM_READOBJ_TYPE_CASE(MIPS_GOTSYM);
+ LLVM_READOBJ_TYPE_CASE(MIPS_RLD_MAP);
+ LLVM_READOBJ_TYPE_CASE(MIPS_PLTGOT);
default: return "unknown";
}
}
#undef LLVM_READOBJ_TYPE_CASE
-template<class ELFT>
-static void printValue(const ELFObjectFile<ELFT> *O, uint64_t Type,
- uint64_t Value, bool Is64, raw_ostream &OS) {
+template <class ELFT>
+static void printValue(const ELFFile<ELFT> *O, uint64_t Type, uint64_t Value,
+ bool Is64, raw_ostream &OS) {
switch (Type) {
case DT_PLTREL:
if (Value == DT_REL) {
case DT_FINI_ARRAY:
case DT_PREINIT_ARRAY:
case DT_DEBUG:
+ case DT_VERNEED:
+ case DT_VERSYM:
case DT_NULL:
+ case DT_MIPS_FLAGS:
+ case DT_MIPS_BASE_ADDRESS:
+ case DT_MIPS_GOTSYM:
+ case DT_MIPS_RLD_MAP:
+ case DT_MIPS_PLTGOT:
OS << format("0x%" PRIX64, Value);
break;
+ case DT_VERNEEDNUM:
+ case DT_MIPS_RLD_VERSION:
+ case DT_MIPS_LOCAL_GOTNO:
+ case DT_MIPS_SYMTABNO:
+ case DT_MIPS_UNREFEXTNO:
+ OS << Value;
+ break;
case DT_PLTRELSZ:
case DT_RELASZ:
case DT_RELAENT:
OS << Value << " (bytes)";
break;
case DT_NEEDED:
- OS << "SharedLibrary ("
- << O->getString(O->getDynamicStringTableSectionHeader(), Value) << ")";
+ OS << "SharedLibrary (" << O->getDynamicString(Value) << ")";
break;
case DT_SONAME:
- OS << "LibrarySoname ("
- << O->getString(O->getDynamicStringTableSectionHeader(), Value) << ")";
+ OS << "LibrarySoname (" << O->getDynamicString(Value) << ")";
+ break;
+ case DT_RPATH:
+ case DT_RUNPATH:
+ OS << O->getDynamicString(Value);
break;
}
}
W.startLine() << "UnwindInfo not implemented.\n";
}
+namespace {
+template <>
+void ELFDumper<ELFType<support::little, 2, false> >::printUnwindInfo() {
+ const unsigned Machine = Obj->getHeader()->e_machine;
+ if (Machine == EM_ARM) {
+ ARM::EHABI::PrinterContext<ELFType<support::little, 2, false> > Ctx(W, Obj);
+ return Ctx.PrintUnwindInformation();
+ }
+ W.startLine() << "UnwindInfo not implemented.\n";
+}
+}
+
template<class ELFT>
void ELFDumper<ELFT>::printDynamicTable() {
- typedef typename ELFO::Elf_Dyn_iterator EDI;
- EDI Start = Obj->begin_dynamic_table(),
- End = Obj->end_dynamic_table(true);
+ typedef typename ELFO::Elf_Dyn_Iter EDI;
+ EDI Start = Obj->begin_dynamic_table(), End = Obj->end_dynamic_table(true);
if (Start == End)
return;
raw_ostream &OS = W.getOStream();
W.startLine() << "DynamicSection [ (" << Total << " entries)\n";
- bool Is64 = Obj->getBytesInAddress() == 8;
+ bool Is64 = ELFT::Is64Bits;
W.startLine()
<< " Tag" << (Is64 ? " " : " ") << "Type"
W.startLine() << "]\n";
}
-static bool compareLibraryName(const LibraryRef &L, const LibraryRef &R) {
- StringRef LPath, RPath;
- L.getPath(LPath);
- R.getPath(RPath);
- return LPath < RPath;
-}
-
template<class ELFT>
void ELFDumper<ELFT>::printNeededLibraries() {
ListScope D(W, "NeededLibraries");
- error_code EC;
-
- typedef std::vector<LibraryRef> LibsTy;
+ typedef std::vector<StringRef> LibsTy;
LibsTy Libs;
- for (library_iterator I = Obj->begin_libraries_needed(),
- E = Obj->end_libraries_needed();
- I != E; I.increment(EC)) {
- if (EC)
- report_fatal_error("Needed libraries iteration failed");
-
- Libs.push_back(*I);
- }
+ for (typename ELFO::Elf_Dyn_Iter DynI = Obj->begin_dynamic_table(),
+ DynE = Obj->end_dynamic_table();
+ DynI != DynE; ++DynI)
+ if (DynI->d_tag == ELF::DT_NEEDED)
+ Libs.push_back(Obj->getDynamicString(DynI->d_un.d_val));
- std::sort(Libs.begin(), Libs.end(), &compareLibraryName);
+ std::stable_sort(Libs.begin(), Libs.end());
- for (LibsTy::const_iterator I = Libs.begin(), E = Libs.end();
- I != E; ++I) {
- StringRef Path;
- I->getPath(Path);
- outs() << " " << Path << "\n";
+ for (LibsTy::const_iterator I = Libs.begin(), E = Libs.end(); I != E; ++I) {
+ outs() << " " << *I << "\n";
}
}
PE = Obj->end_program_headers();
PI != PE; ++PI) {
DictScope P(W, "ProgramHeader");
- W.printEnum ("Type", PI->p_type, makeArrayRef(ElfSegmentTypes));
+ W.printHex ("Type",
+ getElfSegmentType(Obj->getHeader()->e_machine, PI->p_type),
+ PI->p_type);
W.printHex ("Offset", PI->p_offset);
W.printHex ("VirtualAddress", PI->p_vaddr);
W.printHex ("PhysicalAddress", PI->p_paddr);
}
}
-#define LLVM_READOBJ_ARMATTR_NUMCASE(X) case ARMBuildAttrs::X: \
- W.printNumber(" Tag_" #X, BuildAttrs.Tag_##X); \
- break; \
-
-#define LLVM_READOBJ_ARMATTR_STRCASE(X) case ARMBuildAttrs::X: \
- W.printString(" Tag_" #X, BuildAttrs.Tag_##X); \
- break; \
+template <class ELFT>
+void ELFDumper<ELFT>::printAttributes() {
+ W.startLine() << "Attributes not implemented.\n";
+}
-template<class ELFT>
-void ELFDumper<ELFT>::printARMBuildAttributes() {
- if (Obj->getArch() != Triple::arm || !Obj->hasARMBuildAttributes())
- return;
- ARMBuildAttrs::ARMGenericBuildAttrInfo BuildAttrs;
- SmallVector<unsigned, 16> AttrsRead;
- error_code EC = Obj->readARMBuildAttributes(BuildAttrs, AttrsRead);
- if (error(EC))
+namespace {
+template <>
+void ELFDumper<ELFType<support::little, 2, false> >::printAttributes() {
+ if (Obj->getHeader()->e_machine != EM_ARM) {
+ W.startLine() << "Attributes not implemented.\n";
return;
+ }
- DictScope D(W, "ARMBuildAttributes");
-
- for (SmallVector<unsigned, 16>::iterator I = AttrsRead.begin(),
- E = AttrsRead.end(); I != E; ++I) {
- switch (*I) {
- LLVM_READOBJ_ARMATTR_STRCASE(CPU_name)
- LLVM_READOBJ_ARMATTR_STRCASE(CPU_raw_name)
- LLVM_READOBJ_ARMATTR_NUMCASE(CPU_arch)
- LLVM_READOBJ_ARMATTR_NUMCASE(CPU_arch_profile)
- LLVM_READOBJ_ARMATTR_NUMCASE(ARM_ISA_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(THUMB_ISA_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(FP_arch)
- LLVM_READOBJ_ARMATTR_NUMCASE(WMMX_arch)
- LLVM_READOBJ_ARMATTR_NUMCASE(Advanced_SIMD_arch)
- LLVM_READOBJ_ARMATTR_NUMCASE(PCS_config)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_PCS_R9_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_PCS_RW_data)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_PCS_RO_data)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_PCS_GOT_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_PCS_wchar_t)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_FP_rounding)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_FP_denormal)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_FP_exceptions)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_FP_user_exceptions)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_FP_number_model)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_align8_needed)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_align8_preserved)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_enum_size)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_HardFP_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_VFP_args)
- LLVM_READOBJ_ARMATTR_NUMCASE(CPU_unaligned_access)
- LLVM_READOBJ_ARMATTR_NUMCASE(FP_HP_extension)
- LLVM_READOBJ_ARMATTR_NUMCASE(MPextension_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(DIV_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(T2EE_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(Virtualization_use)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_optimization_goals)
- LLVM_READOBJ_ARMATTR_NUMCASE(ABI_FP_optimization_goals)
- default:
- break;
+ DictScope BA(W, "BuildAttributes");
+ for (ELFO::Elf_Shdr_Iter SI = Obj->begin_sections(), SE = Obj->end_sections();
+ SI != SE; ++SI) {
+ if (SI->sh_type != ELF::SHT_ARM_ATTRIBUTES)
+ continue;
+
+ ErrorOr<ArrayRef<uint8_t> > Contents = Obj->getSectionContents(&(*SI));
+ if (!Contents)
+ continue;
+
+ if ((*Contents)[0] != ARMBuildAttrs::Format_Version) {
+ errs() << "unrecognised FormatVersion: 0x" << utohexstr((*Contents)[0])
+ << '\n';
+ continue;
}
+
+ W.printHex("FormatVersion", (*Contents)[0]);
+ if (Contents->size() == 1)
+ continue;
+
+ ARMAttributeParser(W).Parse(*Contents);
}
}
+}
+
projects / oota-llvm.git / blobdiff